Question

Which of the following is an irrational number?
(a) √49
(b) ✓9/✓16
(c) √5
(d) ✓20/✓5​

Answer 1

Answer:

a _/49

I hope its help u

yrr

Answer 2

Answer:

the correct option is ( c)

Step-by-step explanation:

(a)

$\sqrt{49 }$

= 7 ... which is rational

(b)

$\frac{ \sqrt{9} }{ \sqrt{16} }$

$= \frac{3}{4}$

which is again rational .....

(d)

$\frac{ \sqrt{20} }{ \sqrt{5} }$

$by \: reducing \: it \: we \: get$

$\sqrt{4 \: }$

which is again a rational no.

hope you like the explanation

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